Pith Number

pith:CWMUSNOR

pith:2013:CWMUSNORUPAM4NMJE44WYN4IUV

not attested not anchored not stored refs pending

Colax Reedy diagrams

Hugo V. Bacard

arxiv:1307.7215 v1 · 2013-07-27 · math.CT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWMUSNORUPAM4NMJE44WYN4IUV}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:17:23.867653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15994935d1a3c0ce358927396c3788a5718606217907f7a08c9060766b0c41a4

Aliases

arxiv: 1307.7215 · arxiv_version: 1307.7215v1 · doi: 10.48550/arxiv.1307.7215 · pith_short_12: CWMUSNORUPAM · pith_short_16: CWMUSNORUPAM4NMJ · pith_short_8: CWMUSNOR

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CWMUSNORUPAM4NMJE44WYN4IUV \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 15994935d1a3c0ce358927396c3788a5718606217907f7a08c9060766b0c41a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f161650ccfa67351e1295cbd3e3f1737dab84d2c53fd313cedeb7122abdddb91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2013-07-27T05:45:29Z",
    "title_canon_sha256": "d6e9c2bc2d9dcecea65fb286a2f48c5fac7501676e58ca6aaf409e80a49dd9c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7215",
    "kind": "arxiv",
    "version": 1
  }
}